Home / 38,351,707.65-52,925,005.99-20,948,047.65

Finding the Fourth Proportional to 38,351,707.65, 52,925,005.99 and 20,948,047.65

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Solution

The fourth proportional to 38,351,707.65, 52,925,005.99 and 20,948,047.65 is: 28,908,114.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,351,707.65 : 52,925,005.99 = 20,948,047.65 : x
  2. Step 2: Convert to fraction form
    38,351,707.65/52,925,005.99 = 20,948,047.65/x
  3. Step 3: Cross multiply
    38,351,707.65x = 52,925,005.99 × 20,948,047.65
  4. Step 4: Simplify right side
    38,351,707.65x = 1,108,675,547,118,002.75
  5. Step 5: Solve for x
    x = 1,108,675,547,118,002.75/38,351,707.65
  6. Step 6: Final answer
    x = 28,908,114.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.